%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : GEO264+3 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% Computer : n006.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Tue Sep 29 09:54:18 AM UTC 2026
% Result : Theorem 0.12s 0.45s
% Output : Refutation 0.12s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 2
% Syntax : Number of formulae : 11 ( 4 unt; 0 def)
% Number of atoms : 28 ( 0 equ)
% Maximal formula atoms : 4 ( 2 avg)
% Number of connectives : 26 ( 9 ~; 1 |; 12 &)
% ( 0 <=>; 4 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 5 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 4 con; 0-2 aty)
% Number of variables : 24 ( 16 !; 8 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f20,axiom,
! [X0,X1] :
~ ( left_apart_point(X0,X1)
| left_apart_point(X0,reverse_line(X1)) ),
file('/export/starexec/sandbox/benchmark/Axioms/GEO009+0.ax',ax10_basics) ).
fof(f37,conjecture,
! [X0,X1,X2,X3] :
( left_apart_point(X2,line_connecting(X0,X1))
=> ( ( right_apart_point(X3,line_connecting(X1,X2))
& right_apart_point(X3,line_connecting(X2,X0)) )
=> left_apart_point(X3,line_connecting(X0,X1)) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',con) ).
fof(f38,negated_conjecture,
~ ! [X0,X1,X2,X3] :
( left_apart_point(X2,line_connecting(X0,X1))
=> ( ( right_apart_point(X3,line_connecting(X1,X2))
& right_apart_point(X3,line_connecting(X2,X0)) )
=> left_apart_point(X3,line_connecting(X0,X1)) ) ),
inference(negated_conjecture,[status(cth)],[f37]) ).
fof(f53,plain,
! [X0,X1] :
( ~ left_apart_point(X0,X1)
& ~ left_apart_point(X0,reverse_line(X1)) ),
inference(ennf_transformation,[],[f20]) ).
fof(f76,plain,
? [X0,X1,X2,X3] :
( ~ left_apart_point(X3,line_connecting(X0,X1))
& right_apart_point(X3,line_connecting(X1,X2))
& right_apart_point(X3,line_connecting(X2,X0))
& left_apart_point(X2,line_connecting(X0,X1)) ),
inference(ennf_transformation,[],[f38]) ).
fof(f77,plain,
? [X0,X1,X2,X3] :
( ~ left_apart_point(X3,line_connecting(X0,X1))
& right_apart_point(X3,line_connecting(X1,X2))
& right_apart_point(X3,line_connecting(X2,X0))
& left_apart_point(X2,line_connecting(X0,X1)) ),
inference(flattening,[],[f76]) ).
fof(f79,plain,
( ~ left_apart_point(sK3,line_connecting(sK0,sK1))
& right_apart_point(sK3,line_connecting(sK1,sK2))
& right_apart_point(sK3,line_connecting(sK2,sK0))
& left_apart_point(sK2,line_connecting(sK0,sK1)) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3]),skolemize(X0,sK0),skolemize(X1,sK1),skolemize(X2,sK2),skolemize(X3,sK3)],[f77]) ).
fof(f98,plain,
! [X0,X1] : ~ left_apart_point(X0,X1),
inference(cnf_transformation,[],[f53]) ).
fof(f118,plain,
left_apart_point(sK2,line_connecting(sK0,sK1)),
inference(cnf_transformation,[],[f79]) ).
fof(f127,plain,
! [X0,X1] : ~ left_apart_point(X0,X1),
inference(global_subsumption,[],[f98]) ).
fof(f142,plain,
$false,
inference(forward_subsumption_resolution,[],[f118,f127]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : GEO264+3 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.05 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.12/0.38 % Computer : n006.cluster.edu
% 0.12/0.38 % Model : x86_64 x86_64
% 0.12/0.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.38 % Memory : 8046.5625MB
% 0.12/0.38 % OS : Linux 6.8.0-71-generic
% 0.12/0.38 % CPULimit : 300
% 0.12/0.38 % WCLimit : 300
% 0.12/0.38 % DateTime : Sun Sep 27 07:55:56 UTC 2026
% 0.12/0.38 % CPUTime :
% 0.12/0.38 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.12/0.42 Running first-order model finding
% 0.12/0.42 Running: /export/starexec/sandbox/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc --intent sat -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.45 % (2667824)Will run a generic schedule for satisfiability detection.
% 0.12/0.45 % (2667831)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=3835481838:i=88024:add=on:rawr=on_2999 on theBenchmark for (2999ds/88024Mi)
% 0.12/0.45 % (2667831) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-2667824-2667831"...
% 0.12/0.45 % (2667831)...printing done.
% 0.12/0.45 % (2667831)Refutation found. Thanks to Tanya!
% 0.12/0.45 % SZS status Theorem for theBenchmark
% 0.12/0.45 % SZS output start Proof for theBenchmark
% See solution above
% 0.12/0.45 % (2667831)------------------------------
% 0.12/0.45 % (2667831)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.12/0.45 % (2667831)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.12/0.45 % (2667831)CaDiCaL version: 2.1.3
% 0.12/0.45 % (2667831)Termination reason: Refutation
% 0.12/0.45 % (2667831)Time elapsed: 0.001 s
% 0.12/0.45 % (2667831)Peak memory usage: 11 MB
% 0.12/0.45 % (2667831)Instructions burned: 2 (million)
% 0.12/0.45 % (2667824)Success in time 0.026 s
% 0.12/0.45 % Vampire exiting
%------------------------------------------------------------------------------